Sight glass gauge for filling storage tanks



FIG. 1 is a front isometric view of the sight glass gauge for fillingstorage tanks in accordance with the invention;

FIG. 2 is a rear isometric view of the sight glass gauge for fillingstorage tanks;

FIG. 3 is a front view of the sight glass gauge for filling storagetanks;

FIG. 4 is a top view of the sight glass gauge for filling storage tanks;

FIG. 5 is a bottom view of the sight glass gauge for filling storagetanks; and,

FIG. 6 is a side view of the sight glass gauge for filling storagetanks.

The broken line showing is for illustrative purposes only and forms nopart of the claimed design.

The ornamental design for sight glass gauge for filling storage tanks,as shown and described.